Timeline: Manhunt for an ex-cop

Police respond in Riverside, Calif., early Thursday morning, Feb. 7, 2013, after one officer was killed and another critically wounded in a shoot out with a murder suspect. Police were searching for a former Los Angeles police officer sought for two weekend killings — and who threatened to kill police. (AP Photo/Kevin Warn)
— AP

Police respond in Riverside, Calif., early Thursday morning, Feb. 7, 2013, after one officer was killed and another critically wounded in a shoot out with a murder suspect. Police were searching for a former Los Angeles police officer sought for two weekend killings — and who threatened to kill police. (AP Photo/Kevin Warn)
/ AP

Sunday night:

Irvine: Monica Quan, 28, and her 27-year-old fiancé Keith Lawrence, are found shot to death in their car at a parking structure at their condominium in Irvine. Quan's father, Randal Quan, is a former LAPD captain who represented Christopher Dorner in front of a disciplinary board when he lost his job as a Los Angeles police officer Christopher Dorner. Monica Quan was an assistant women's basketball coach at Fullerton and Lawrence was an USC campus safety officer.

Monday:

National City: Some of Dorner's belongings are found in a Dumpster not far from the National City Police Department.

Thursday morning:

Corona: Two LAPD officers providing security for someone believed to be on Dorner's target list came under fire. One officer was grazed by a bullet.

Riverside: Two officers on routine patrol — not looking for Dorner — were ambushed at a stop light at 1:45 a.m. One was killed, and the other was rushed to surgery.

San Diego: A passerby finds Dorner's LAPD badge and an ID near Lindbergh Field and turned it over to a shuttle bus driver, who turned it over to police about 2:20 a.m. San Diego police broadcast a be-on-the-lookout for Dorner at 6:38 a.m.